A new study shows that exposure to two specific 'forever chemicals' may accelerate biological aging, especially in middle-aged men. Researchers revealed a link between faster epigenetic aging, and two of these alternatives, PFNA and PFOSA, a precursor of PFOA.

· · 来源：tutorial资讯

文章指出，IBM Z 大型机平台的核心价值不在 COBOL，而在于其从芯片到操作系统的垂直整合架构，能够提供极高的事务处理能力、安全性与可用性。

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